High severity · published Dec 14, 2018
CVE-2018-16875
The crypto/x509 package of Go before 1.10.6 and 1.11.x before 1.11.3 does not limit the amount of work performed for each chain verification, which might allow attackers to craft…
7.5
CVSS
6.4%
EPSS
No
On KEV
Description
The crypto/x509 package of Go before 1.10.6 and 1.11.x before 1.11.3 does not limit the amount of work performed for each chain verification, which might allow attackers to craft pathological inputs leading to a CPU denial of service. Go TLS servers accepting client certificates and TLS clients are affected.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)6.4% · higher than 94% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GO
GO · Golang
before 1.10.6; 1.11.0 before 1.11.3 · source: NVD
LE
Leap · Opensuse
42.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-16875
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-16875
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00044.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00060.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00011.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00015.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00010.html
Third Party Advisory
http://www.securityfocus.com/bid/106230
More from GO
8.1
CVE-2020-0601
Microsoft Windows CryptoAPI Spoofing Vulnerability
7.5
CVE-2023-44487
HTTP/2 Rapid Reset Attack Vulnerability
10.0
CVE-2025-68121
Unexpected session resumption in crypto/tls
9.8
CVE-2026-27143
Missing bound checks can lead to memory corruption in safe Go in cmd/compile
9.8
CVE-2024-24790
The various Is methods (IsPrivate, IsLoopback, etc) did not work as expected for IPv4-mapped IPv6 addresses, returning false for addresses which would return true in their…